
理化(三)5-4
Physics
8th Grade
Used 12+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有關「熱的傳播」敘述,下列何者正確?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在合歡山上堆了一個乾淨的雪人和一個骯髒的小雪人(大小、形狀完全相同),當太陽照射後雪人開始熔化,若依物理觀點預測雪人熔化速度,則下列何者正確?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如圖,新鮮空氣不可能由哪個開口進入?
甲
乙
丙
以上皆對
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
冬天用手觸摸金屬覺得比觸摸木頭冷,其主要原因為何?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
熱空氣上升,冷空氣下降,如果在一封閉的玻璃櫃內加入有色的煙氣,如圖所示,則此玻璃櫃放在太陽底下曝曬時,有色的煙氣將如何流動?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
錫箔紙有一面光亮,另一面粗糙,當使用烤箱烤一隻鴨時,應該如何包裹?理由何在?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
怡甄觀察烤箱的構造,發現上方燈管附近的金屬內殼,其表面光亮有如一面鏡子,則其作用是防止熱以哪一種方式傳播出去?
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